@misc{indiciae9a19ec740c09,
  title = {The Amazon reveals its secrets--partly},
  author = {Julio L. Betancourt},
  year = {2000},
  doi = {10.1126/science.290.5500.2274},
  url = {https://pubs.usgs.gov/publication/70185081},
  note = {Source identifier: 70185081}
}